Creo Interactive Surface Design (Style) > Surfaces > To Reorder Surface Chains
  
To Reorder Surface Chains
1. Click Style > Surface to create a surface, or in the Style Tree, right-click a surface and click Edit Definition to open the Surface tab for the desired surface.
2. Click the References tab.
3. Select the chain to reorder in the Primary reference collector, or select it in the graphics window.
4. Click or to move the chain up or down the list.
5. If required, select and reorder more chains.
6. Click .